# Average angle of the front wheels in radians (left is positive).
# This angle is the true turning angle for bicycles and motorcycles. 
# It is an approximation for a car, computed by taking the average 
# of the angles of the 2 front wheels.
float32 steering_angle

# Desired rate of change of the steering angle in radians/second.
float32 steering_angle_velocity

# Speed of the center of the rear axle in meters/second (reverse is negative)
float32 speed

# Desired acceleration of the center of the rear axle in meters/second^2
float32 acceleration

# Desired jerk of the center of the rear axle in meters/second^3
float32 jerk
